Finding your policy within the "My Brokersure" is pretty straight forward.
Simply click on the "View / Edit my Policy" button from the main menu as shown on the below example. This form will be displayed straight after logging into the system.
From here you will see a list of all your policies as below, you can click on any of these to display the full policies details.
Its that simple, once you have selected the policy you are able to amend dates, medical and much for just that individual policy selected.